OT-2026-000087872
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000087872) never changes.
Identity and time
| Publication number | OT-2026-000087872 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa5-79c0-b863-633d1af91455 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087872 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8c48acca05b594293478be426f74a86a62219ea61c3238b53916a3a0c18c48ef |
|---|---|
| Markdown | d0d99517dfcdde0250ef89f5b15a6125663cc358479c6a1a09ec51d661e45fa8 |
| Publication page | b98c7f0c19248b88cb22f2f019d881bdd0f11d782fb6db8927ade59fe8ad415e |
| Manifest | 0617bd3dd670e95ddf30b3b6575aebaff259867263e0a4bffdfecadd705f8c43 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | VyLcPTF0T4H6fPv+yGy3m11zD7O2BNnZAasD9tRuMWtU5a/iMdGADvoouR5WCrdaNk5Rp47OfKbmI7d/7YXMBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:49:07.819583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087872observed b98c7f0c19248b88cb22f2f019d881bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:07.800745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087872/manifest.jsonobserved 0617bd3dd670e95ddf30b3b6575aebaf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:07.780406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087872/publication.mdobserved d0d99517dfcdde0250ef89f5b15a6125...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:07.760338Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087872/publication.txtobserved 8c48acca05b594293478be426f74a86a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|